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In the depth of winter, I finally learned that within me there lay an invincible summer.

We look at the world once, in childhood. The rest is memory.

我們都愿意為某種事業變得野蠻。好人與壞人的區別在于對事業的選擇。

I sing not because I am blind, but because I have a voice.

On the path of science, failure and success are equally important; they are both steps towards truth.